tetragonal
| prism
| tetragonal | |
| gen. | vierkantig |
| med. | vierwinkelig |
| prism | |
| gen. | Prisma; Winkelprisma; Winkelspiegel |
| archaeol. | Reflektor |
| earth.sc. | prisma |
| industr. construct. met. | Prismenglas |
| opt. | Keil; Keilwinkel |
| sport. | Katzenauge |
| |||
| vierkantig | |||
| vierwinkelig | |||
| tetragonal; viereckig | |||
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tetragonal : 19 phrases in 8 subjects |
| American usage, not spelling | 1 |
| Chemistry | 3 |
| Earth sciences | 1 |
| General | 1 |
| Metallurgy | 3 |
| Mineralogy | 1 |
| Physics | 8 |
| Technology | 1 |